Finding the Fourth Proportional to 135,276.38, 202,940.08 and 41,760.26
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Solution
The fourth proportional to 135,276.38, 202,940.08 and 41,760.26 is: 62,648.27
Step by Step Solution
- Step 1: Write the proportion equation
135,276.38 : 202,940.08 = 41,760.26 : x - Step 2: Convert to fraction form
135,276.38/202,940.08 = 41,760.26/x - Step 3: Cross multiply
135,276.38x = 202,940.08 × 41,760.26 - Step 4: Simplify right side
135,276.38x = 8,474,830,505.22 - Step 5: Solve for x
x = 8,474,830,505.22/135,276.38 - Step 6: Final answer
x = 62,648.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.